Engine Firing Orders: 1999

Pontiac	Bonneville	3.8 liter V-6 VIN "K"
Pontiac	Bonneville	3.8 liter SC V-6 VIN "1"
Pontiac	Firebird	3.8 liter V-6 VIN "K"
Pontiac	Firebird	5.7 liter V-8 VIN "G"
Pontiac	Grand AM	2.4 liter DOHC L4 VIN "T"
Pontiac	Grand AM	3.4 liter V-6 VIN "E"
Pontiac	Grand Prix	3.1 liter V-6 VIN "M"
Pontiac	Grand Prix	3.8 liter SC V-6 VIN "1"
Pontiac	Grand Prix	3.8 liter V-6 VIN "K"
Pontiac	Sunfire	2.2 liter L4 VIN "4"
Pontiac	Sunfire	2.2 liter DOHC L4 VIN "T"

Pontiac Truck

Montana

3.4 liter V-6 VIN "E"

Additional Information provided courtesy of AllData